A review on bitumen aging and rejuvenation chemistry: Processes, materials and analyses

E Prosperi, E Bocci - Sustainability, 2021 - mdpi.com
During the last decades, extensive research has been carried out on using reclaimed
asphalt pavement (RAP) material in the production of hot recycled mix asphalt …

Effects of rejuvenators on bitumen ageing during simulated cyclic reuse: a review

K Schwettmann, N Nytus, S Weigel… - Resources …, 2023 - Elsevier
Single reuse of asphalt is an approved practice, but its success highly depends on restoring
the properties of the aged binder. Rejuvenators have become increasingly important for …

[HTML][HTML] Chemical characterizations and molecular dynamics simulations on different rejuvenators for aged bitumen recycling

S Ren, X Liu, P Lin, S Erkens, Y Gao - Fuel, 2022 - Elsevier
Molecular dynamics (MD) simulation is an advanced tool to explore the interaction
mechanism between aged bitumen and rejuvenators at the nanoscale. However, the …

[HTML][HTML] Insight into the compatibility behaviors between various rejuvenators and aged bitumen: Molecular dynamics simulation and experimental validation

S Ren, X Liu, P Lin, Y Gao, S Erkens - Materials & Design, 2022 - Elsevier
The compatibility potential of rejuvenators plays an important role in improving the blending
degree of rejuvenated bitumen. This study aims at estimating the efficiency of molecular …

Development of a new rejuvenator for aged SBS modified asphalt binder

K Shi, F Ma, J Liu, R Song, Z Fu, J Dai, C Li… - Journal of Cleaner …, 2022 - Elsevier
The objective of this study is to evaluate the effectiveness of active reagents (ie, methylene-
bis (4-cyclohexylisocyanate)(HMDI) and 1, 6-hexanediol diglycidyl ether (HDE)) and …

[HTML][HTML] Multi-scale characterization of lignin modified bitumen using experimental and molecular dynamics simulation methods

S Ren, X Liu, Y Zhang, P Lin, P Apostolidis… - … and Building Materials, 2021 - Elsevier
Lignin, as a major waste from biofuel and paper industries, could be utilized as a modifier to
enhance the relevant performance of bitumen. However, the effects of lignin on the …

Toward the long-term aging influence and novel reaction kinetics models of bitumen

S Ren, X Liu, P Lin, R Jing, S Erkens - International Journal of …, 2023 - Taylor & Francis
This study aimed to explore the long-term aging influence on chemo-rheological properties
and develop novel consecutive models for the long-term aging reaction kinetics of bitumen …

[HTML][HTML] Recovering the properties of aged bitumen using bio-rejuvenators derived from municipal wastes

Y Hu, E Omairey, D Hughes, H Bailey… - … and Building Materials, 2024 - Elsevier
Ageing of bitumen leads to significant performance deterioration of asphalt pavements and
leads to material properties that are not conducive to recycling. Aiming to maximise the …

Multiscale investigation of waste soybean oil rejuvenated asphalt binder utilising experimental methodologies and molecular dynamics simulations

K Shi, Z Fu, J Liu, R Song, F Ma, J Dai… - International Journal of …, 2023 - Taylor & Francis
To demonstrate the rejuvenation effect of waste soybean oil (WSO) on aged asphalt binder
(AB) and realise the efficient combination of laboratory evaluation and numerical simulation …

Interfacial bonding property and microscopic damage mechanism of bitumen-aggregate in salt-freeze-thawing environment

K Zhang, J Yang, Y Zhao, W Xie, Y Wang - Materials Today …, 2023 - Elsevier
Deicing salt or snow-melting agent has a corrosive effect on the pavement, which reduces
the durability of asphalt pavement. The interfacial bonding properties of bitumen-aggregate …